Spark plugs

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Sep 7, 2018 | 12:40 PM

Darien Hightower

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Joined: Aug 2018

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From: Montana

Spark plugs

I have a 2005 durango with the 4.7 and I am wondering what would be the best spark plug to install? Would a cheap spark plug help with fuel mileage and engine wear as well as a nicer spark plug?

Sep 7, 2018 | 02:41 PM

jkeaton

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From: Winston Salem, NC

The 4.7 runs best on OEM or equivalent plugs. Plain old copper core. Change every 30k.

Sep 10, 2018 | 03:17 PM

drewus

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Joined: Sep 2015

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NGKs and what jkeaton said.

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